Tillered Immature Tlr*-N1590/+ heterozygous mutant plant in an A632/Mo17 EMS M1 non tillered M1 showing profuse tillering, at the expense of the main stalk which is smaller and slower than the normal sibs (Photo courtesy R. Bird)

Tillered An ear from a homozygous Tlr1-1590 mutant plant showing small size, primitive structure, and irregular placement of normal appearing kernels.

Tillered Ear of a Tlr*-N1590/+ heterozygous mutant plant with kernels removed showing irregular development of cupules. (Photo courtesy R. Bird)